NVIS Antennas: Short Range HF
NVIS antennas (near Vertical Incidence Skywave), describes a method of radio communication that focuses signals nearly straight up toward the ionosphere. The signals then reflect back down over a wide…
NVIS antennas (near Vertical Incidence Skywave), describes a method of radio communication that focuses signals nearly straight up toward the ionosphere. The signals then reflect back down over a wide…